A 65kg cliff jumper lunges off a cliff into the water below. The spot where he lunges from is 18m above the water.

Aforce of 200 n is applied to an input piston of cross-sectional area 2 sq. cm pushing it downward 2.8 cm. how far does the output piston of cross-sectional area 12 sq. cm move upward? show all work.

If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?

What is the relationship between the direction of motion of the balloon and the wind currents